CVE-2020-20402

HIGH

Westbrookadmin portfolioCMS v1.05 allows attackers to bypass password validation and access sensitive information via session fixation.

Affects 1 product across 1 vendor.

CVSS 3.17.5
EPSS0.7%
Percentile54th
PatchUnknown
CVSS Vector — Plain English Remotely exploitable over the network, low complexity, no authentication required, no user interaction needed, impact contained to the vulnerable component, full confidentiality impact, no integrity impact, no availability impact.
CWE Weakness Definitions
CWE-287: Improper Authentication

Software does not prove or insufficiently proves that the user is who they claim to be.

Related Attack Patterns (CAPEC)
CAPEC-57 Utilizing REST's Trust in the System Resource to Obtain Sensitive Data
via CWE-287
CAPEC-633 Token Impersonation
via CWE-287
CAPEC-650 Upload a Web Shell to a Web Server
via CWE-287
CAPEC-194 Fake the Source of Data
via CWE-287
CAPEC-593 Session Hijacking
via CWE-287
Show all 10

Mapping is CWE-to-CAPEC per MITRE CAPEC 3.9.

◆ AI Analysis — automated analysis, not human-reviewed

Westbrookadmin portfolioCMS v1.05 is vulnerable to session fixation, allowing attackers to bypass password validation and access sensitive information.

BSID: BS-2023-GLOBAL-147993-H • Model: /workspace/models/qwen2.5-coder-32b-instruct-bf16 • Confidence: HIGH

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Frequently Asked Questions
What is CVE-2020-20402?
Westbrookadmin portfolioCMS v1.05 is vulnerable to session fixation, allowing attackers to bypass password validation and access sensitive information.
What is the CVSS score for CVE-2020-20402?
CVE-2020-20402 has CVSS 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS: 0.7%.
Is CVE-2020-20402 actively exploited?
No confirmed active exploitation of CVE-2020-20402 as of 2026-05-30.
How do I remediate CVE-2020-20402?
Priority: HIGH.
What systems are affected by CVE-2020-20402?
CVE-2020-20402 affects Portfoliocms Project Portfoliocms.
Vulnerability Details
CVE IDCVE-2020-20402
BSIDBS-2023-GLOBAL-147993-H BreachSpider Global ID
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published2023-01-31
Last Modified2025-03-27
ICS Relevance15%
Weakness (CWE)
Improper Authentication
SourceNVD
Official Description

Westbrookadmin portfolioCMS v1.05 allows attackers to bypass password validation and access sensitive information via session fixation.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

The vulnerability arises from improper handling of session management, enabling attackers to fixate a session ID on a user's browser before they log in, thus gaining unauthorized access once the user authenticates.

Exploitation Likelihood: MEDIUM

Affected Products
VendorProductAffected Versions
Portfoliocms Project Portfoliocms 1.0.5
Remediation

No official vendor advisory link on record. See the CVE record →

Threat Intelligence
● Threat Intelligence Validated: October 2026 | Threat Age: 1353 Days
CISA known-exploitedNot in KEV catalog
Public ExploitNot confirmed
PoC CodeNot confirmed
AI Enrichment Record — provenance & audit hash
Model/workspace/models/qwen2.5-coder-32b-instruct-bf16
ConfidenceHIGH
Enriched At2026-05-24
SHA-512 Audit Hashe39c8b0745861e2f650980dd1a91aef957e02cac74876bd597e25b3e6e29b323d009cd65db14ce68e4e1c3a18b1ae3a22d310f2a22d519f4b0155fee78911d59
Related CVEs affecting Portfoliocms Project
CVE-2018-12263 8.8 portfolioCMS 1.0.5 allows upload of arbitrary .php files via the admin/portfo... CVE-2018-15848 8.8 An issue was discovered in portfolioCMS 1.0.5. There is CSRF to create new pa... CVE-2021-36532 8.1 Race condition vulnerability discovered in portfolioCMS 1.0 allows remote att... CVE-2018-12110 7.2 portfolioCMS 1.0.5 has SQL Injection via the admin/portfolio.php preview parameter. CVE-2018-15849 4.3 An issue was discovered in portfolioCMS 1.0.5. There is CSRF to update the we...
View all Portfoliocms Project CVEs →

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